| original |
Late Precambrian |
|
Australia(N.Territory) |
Schopf,J.W. et al. New microorganisms from the Bitter Springs Formation (Late Pre-Cambrian) of the north-central Amadeus Basin, Australia. |
1971 |
| details |
Late Proterozoic |
|
Montana |
Schopf,J.W. et al. On the development of Metaphytes and Metazoans. |
1973 |
| details |
Precambriam |
|
Australia |
Knoll,A.H. et al. Precambrian eukaryotic organisms. A reassessment of the evidence. |
1975 |
| details |
Proterozoic |
|
Australia |
Oehler,J.H. et al. On the significance of Tetrahedral Tetrads of Precambrian algal Cells. |
1976 |
| details |
|
|
South Africa |
Tappan,H. The Paleobiology of Plant Protists. |
1980 |
| details |
Precambriam |
|
India(Himachal Pradesh) |
Misra,P.S. et al. On the occurrence of some Precambrian acritarchs in the Carbonaceous lens associated with Dharamkot Limestones, Charamsala, Himachal Pradesh. |
1981 |
| details |
Late Algonkian |
|
India(Uttar Pradesh) |
Nautiyal,A.C. Late Algonkian microflora, (Microfauna, Zone IV), of Rohtas Formation, (Semri Group), in Son Valley, (Mirzapur District), northern India. |
1986 |
| details |
Late Algonkian |
|
India(Uttar Pradesh) |
Nautiyal,A.C. Biostratigraphic significance of Late Algonkian micro-organisms, (Zone Iv) in Upper Tejam and Semri Groups of Lesser Himalaya, sub-surface Ganga Valley and Plains Region, Northern India. |
1988 |
| details |
Middle Proterozoic |
|
China(Kiangsi) |
Yan,Y.-Z. et al. Significance of Eucaryotic organisms in the microfossil flora of changcheng system |
1993 |